./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7803e6cc268064256b2f537d6548202260755eda12a32948c0dafd94d7d212db --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:42:50,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:42:50,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:42:50,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:42:50,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:42:50,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:42:50,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:42:50,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:42:50,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:42:50,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:42:50,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:42:50,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:42:50,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:42:50,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:42:50,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:42:50,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:42:50,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:42:50,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:42:50,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:42:50,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:42:50,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:42:50,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:42:50,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:42:50,227 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:42:50,227 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:42:50,227 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:42:50,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:42:50,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:50,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:42:50,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:42:50,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:42:50,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:42:50,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:42:50,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7803e6cc268064256b2f537d6548202260755eda12a32948c0dafd94d7d212db [2024-11-08 19:42:50,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:42:50,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:42:50,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:42:50,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:42:50,539 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:42:50,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-regression/test19.c Unable to find full path for "g++" [2024-11-08 19:42:52,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:42:52,834 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:42:52,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/sv-benchmarks/c/ldv-regression/test19.c [2024-11-08 19:42:52,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/data/1a6674348/eb8f84461cc04a7fb73ba4c9d4cb0862/FLAG13e79294c [2024-11-08 19:42:52,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/data/1a6674348/eb8f84461cc04a7fb73ba4c9d4cb0862 [2024-11-08 19:42:52,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:42:52,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:42:52,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:52,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:42:52,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:42:52,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:52" (1/1) ... [2024-11-08 19:42:52,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3088e1f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:52, skipping insertion in model container [2024-11-08 19:42:52,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:42:52" (1/1) ... [2024-11-08 19:42:52,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:42:53,148 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/sv-benchmarks/c/ldv-regression/test19.c[647,660] [2024-11-08 19:42:53,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:53,163 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:42:53,176 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/sv-benchmarks/c/ldv-regression/test19.c[647,660] [2024-11-08 19:42:53,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:42:53,196 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:42:53,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53 WrapperNode [2024-11-08 19:42:53,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:42:53,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:53,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:42:53,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:42:53,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,234 INFO L138 Inliner]: procedures = 17, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2024-11-08 19:42:53,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:42:53,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:42:53,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:42:53,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:42:53,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,252 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:42:53,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:42:53,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:42:53,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:42:53,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:42:53,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:42:53,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:42:53,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:42:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 19:42:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 19:42:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:42:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:42:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 19:42:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:42:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:42:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:42:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:42:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:42:53,440 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:42:53,442 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:42:53,643 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 19:42:53,643 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:42:53,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:42:53,714 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:42:53,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:53 BoogieIcfgContainer [2024-11-08 19:42:53,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:42:53,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:42:53,716 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:42:53,727 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:42:53,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:53" (1/1) ... [2024-11-08 19:42:53,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:42:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:53,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 19:42:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 19:42:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:42:53,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:42:53,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:42:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:42:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:42:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:42:54,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-08 19:42:54,519 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-08 19:42:54,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:42:54,523 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-08 19:42:54,534 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:42:54,550 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:42:54,551 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2024-11-08 19:42:54,553 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 24) no Hoare annotation was computed. [2024-11-08 19:42:54,554 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (= |ULTIMATE.start_main_#t~mem9#1| |ULTIMATE.start_main_#t~mem10#1|) [2024-11-08 19:42:54,554 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:42:54,554 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 26) the Hoare annotation is: true [2024-11-08 19:42:54,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:42:54 ImpRootNode [2024-11-08 19:42:54,581 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:42:54,582 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:42:54,582 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:42:54,583 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:42:54,583 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:42:53" (3/4) ... [2024-11-08 19:42:54,587 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:42:54,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-08 19:42:54,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 19:42:54,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:42:54,598 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:42:54,697 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:42:54,698 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:42:54,698 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:42:54,699 INFO L158 Benchmark]: Toolchain (without parser) took 1834.77ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 61.7MB in the beginning and 125.0MB in the end (delta: -63.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:54,699 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:42:54,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.14ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 61.5MB in the beginning and 117.0MB in the end (delta: -55.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-08 19:42:54,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.13ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 115.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:54,701 INFO L158 Benchmark]: Boogie Preprocessor took 21.52ms. Allocated memory is still 157.3MB. Free memory was 115.4MB in the beginning and 114.4MB in the end (delta: 986.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:42:54,701 INFO L158 Benchmark]: RCFGBuilder took 457.32ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 98.6MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:42:54,702 INFO L158 Benchmark]: CodeCheck took 865.49ms. Allocated memory is still 157.3MB. Free memory was 98.6MB in the beginning and 127.0MB in the end (delta: -28.4MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2024-11-08 19:42:54,706 INFO L158 Benchmark]: Witness Printer took 115.75ms. Allocated memory is still 157.3MB. Free memory was 126.9MB in the beginning and 125.0MB in the end (delta: 1.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2024-11-08 19:42:54,713 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 24]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.14ms. Allocated memory was 125.8MB in the beginning and 157.3MB in the end (delta: 31.5MB). Free memory was 61.5MB in the beginning and 117.0MB in the end (delta: -55.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.13ms. Allocated memory is still 157.3MB. Free memory was 117.0MB in the beginning and 115.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.52ms. Allocated memory is still 157.3MB. Free memory was 115.4MB in the beginning and 114.4MB in the end (delta: 986.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 457.32ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 98.6MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 865.49ms. Allocated memory is still 157.3MB. Free memory was 98.6MB in the beginning and 127.0MB in the end (delta: -28.4MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * Witness Printer took 115.75ms. Allocated memory is still 157.3MB. Free memory was 126.9MB in the beginning and 125.0MB in the end (delta: 1.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 19:42:54,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_409933fa-c39b-4696-b7af-0d58f140a821/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE